java 用'逗號'切割字符串 (中英文'逗號'通用)

java 用'逗號'切割字符串 (中英文'逗號'通用)
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public class SplitUtil {	
      public static List<String> stringSplit(String str){
	List<String> lis = new ArrayList<>();
	if(str.indexOf(",") != -1){
		String[] split = str.split(",");			
		for (int i = 0; i < split.length; i++) {
			String url = split[i];
			lis.add(url);
		}
	}else if(str.indexOf("，") != -1){
		String[] split = str.split("，");			
		for (int i = 0; i < split.length; i++) {
			String url = split[i];
			lis.add(url);
		}
	}else{
		String[] split = str.split(",");			
		for (int i = 0; i < split.length; i++) {
			String url = split[i];
			lis.add(url);
		}
	}
	return lis;
      }
  }

`